package com.wisdomparking.tools;

import java.io.BufferedReader;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.io.RandomAccessFile;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;

/**
 * 文件处理
 */
public class ToolFile {

    /**
     * 新建目录
     *
     * @param folderPath String 如 c:/fqf
     * @return boolean
     */
    public static void newFolder(String folderPath) {
        try {
            String filePath = folderPath;
            filePath = filePath.toString();
            java.io.File myFilePath = new java.io.File(filePath);
            if (!myFilePath.exists()) {
                myFilePath.mkdir();
            }
        } catch (Exception e) {
            System.out.println("新建目录操作出错");
            e.printStackTrace();
        }
    }

    /**
     * 新建文件
     *
     * @param filePathAndName String 文件路径及名称 如c:/fqf.txt
     * @param fileContent String 文件内容
     * @return boolean
     */
    public static void newFile(String filePathAndName, String fileContent) {

        try {
            String filePath = filePathAndName;
            filePath = filePath.toString();
            File myFilePath = new File(filePath);
            if (!myFilePath.exists()) {
                myFilePath.createNewFile();
            }
            FileWriter resultFile = new FileWriter(myFilePath);
            PrintWriter myFile = new PrintWriter(resultFile);
            String strContent = fileContent;
            myFile.println(strContent);
            resultFile.close();

        } catch (Exception e) {
            System.out.println("新建目录操作出错");
            e.printStackTrace();

        }

    }

    /**
     * 删除文件
     *
     * @param filePathAndName String 文件路径及名称 如c:/fqf.txt
     * @param fileContent String
     * @return boolean
     */
    public static void delFile(String filePathAndName) {
        try {
            String filePath = filePathAndName;
            filePath = filePath.toString();
            java.io.File myDelFile = new java.io.File(filePath);

            if (myDelFile.exists()) {
                myDelFile.delete();
            }


        } catch (Exception e) {
            System.out.println("删除文件操作出错");
            e.printStackTrace();

        }

    }

    /**
     * 删除文件夹
     *
     * @param filePathAndName String 文件夹路径及名称 如c:/fqf
     * @param fileContent String
     * @return boolean
     */
    public static void delFolder(String folderPath) {
        try {
            delAllFile(folderPath); // 删除完里面所有内容
            String filePath = folderPath;
            filePath = filePath.toString();
            java.io.File myFilePath = new java.io.File(filePath);
            myFilePath.delete(); // 删除空文件夹

        } catch (Exception e) {
            System.out.println("删除文件夹操作出错");
            e.printStackTrace();

        }

    }

    /**
     * 删除文件夹里面的所有文件
     *
     * @param path String 文件夹路径 如 c:/fqf
     */
    public static void delAllFile(String path) {
        File file = new File(path);
        if (!file.exists()) {
            return;
        }
        if (!file.isDirectory()) {
            return;
        }
        String[] tempList = file.list();
        File temp = null;
        for (int i = 0; i < tempList.length; i++) {
            if (path.endsWith(File.separator)) {
                temp = new File(path + tempList[i]);
            } else {
                temp = new File(path + File.separator + tempList[i]);
            }
            if (temp.isFile()) {
                temp.delete();
            }
            if (temp.isDirectory()) {
                delAllFile(path + "/" + tempList[i]);// 先删除文件夹里面的文件
                delFolder(path + "/" + tempList[i]);// 再删除空文件夹
            }
        }
    }

    /**
     * 复制单个文件
     *
     * @param oldPath String 原文件路径 如：c:/fqf.txt
     * @param newPath String 复制后路径 如：f:/fqf.txt
     * @return boolean
     */
    @SuppressWarnings({ "resource", "unused" })
	public static void copyFile(String oldPath, String newPath) {
        try {
            int bytesum = 0;
            int byteread = 0;
            File oldfile = new File(oldPath);
            if (oldfile.exists()) { // 文件存在时
                InputStream inStream = new FileInputStream(oldPath); // 读入原文件
				FileOutputStream fs = new FileOutputStream(newPath);
                byte[] buffer = new byte[1444];

                while ((byteread = inStream.read(buffer)) != -1) {
                    bytesum += byteread; // 字节数 文件大小
                    fs.write(buffer, 0, byteread);
                }
                inStream.close();
            }
        } catch (Exception e) {
            System.out.println("复制单个文件操作出错");
            e.printStackTrace();
        }

    }

    /**
     * 复制整个文件夹内容
     *
     * @param oldPath String 原文件路径 如：c:/fqf
     * @param newPath String 复制后路径 如：f:/fqf/ff
     * @return boolean
     */
    public static void copyFolder(String oldPath, String newPath) {

        try {
            (new File(newPath)).mkdirs(); // 如果文件夹不存在 则建立新文件夹
            File a = new File(oldPath);
            String[] file = a.list();
            File temp = null;
            for (int i = 0; i < file.length; i++) {
                if (oldPath.endsWith(File.separator)) {
                    temp = new File(oldPath + file[i]);
                } else {
                    temp = new File(oldPath + File.separator + file[i]);
                }

                if (temp.isFile()) {
                    FileInputStream input = new FileInputStream(temp);
                    FileOutputStream output = new FileOutputStream(newPath
                            + "/" + (temp.getName()).toString());
                    byte[] b = new byte[1024 * 5];
                    int len;
                    while ((len = input.read(b)) != -1) {
                        output.write(b, 0, len);
                    }
                    output.flush();
                    output.close();
                    input.close();
                }
                if (temp.isDirectory()) {// 如果是子文件夹
                    copyFolder(oldPath + "/" + file[i], newPath + "/" + file[i]);
                }
            }
        } catch (Exception e) {
            System.out.println("复制整个文件夹内容操作出错");
            e.printStackTrace();

        }

    }

    /**
     * 移动文件到指定目录
     *
     * @param oldPath String 如：c:/fqf.txt
     * @param newPath String 如：d:/fqf.txt
     */
    public static void moveFile(String oldPath, String newPath) {
        copyFile(oldPath, newPath);
        delFile(oldPath);

    }

    /**
     * 移动文件到指定目录
     *
     * @param oldPath String 如：c:/fqf.txt
     * @param newPath String 如：d:/fqf.txt
     */
    public static void moveFolder(String oldPath, String newPath) {
        copyFolder(oldPath, newPath);
        delFolder(oldPath);

    }


    /**
     * 读取文本文件.
     */
    public static String readTxtFile(File filename) {
        BufferedReader bufread;
        String readStr = "";
        String read;
        //FileReader fileread;
        try {

            InputStreamReader isr = new InputStreamReader(new FileInputStream(filename), "gbk");

            //fileread = new FileReader(filename);
            bufread = new BufferedReader(isr);
            try {
                while ((read = bufread.readLine()) != null) {
                    readStr = readStr + read + "\r\n";
                }
            } catch (IOException e) {
                e.printStackTrace();
            }
        } catch (Exception e) {
            e.printStackTrace();
        }


        return readStr;
    }

    /**
     * 写文件.
     */
    public static void writeTxtFile(File filename, String newStr) throws IOException {

        String readStr = "";
        // 先读取原有文件内容，然后进行写入操作
        String filein = newStr + "\r\n" + readStr + "\r\n";
        RandomAccessFile mm = null;
        try {
            mm = new RandomAccessFile(filename, "rw");
            mm.writeBytes(filein);
        } catch (IOException e1) {
            e1.printStackTrace();
        } finally {
            if (mm != null) {
                try {
                    mm.close();
                } catch (IOException e2) {
                    e2.printStackTrace();
                }
            }
        }
    }
    
    
    
    /**
     * 读取文本文件.
     */
    public static List<String> readTxtFileTxt(File filename) {
    	List<String> list = new ArrayList<String>();
        BufferedReader bufread;
       // String readStr = "";
        String read;
        try {

            InputStreamReader isr = new InputStreamReader(new FileInputStream(filename), "gbk");

            bufread = new BufferedReader(isr);
            try {
                while ((read = bufread.readLine()) != null) {
                	list.add(read);
                   // readStr = readStr + read + "\r\n";
                }
            } catch (IOException e) {
                e.printStackTrace();
            }
        } catch (Exception e) {
            e.printStackTrace();
        }


        return list;
    }
    
    
    
    /**
     * 通过HTTP方式获取文件
     *
     * @param strUrl
     * @param fileName
     * @return
     */
    public static boolean getRemoteFile(String strUrl, String fileName) {

        try {
            URL url = new URL(strUrl);
            HttpURLConnection conn = (HttpURLConnection) url.openConnection();
            DataInputStream input = new DataInputStream(conn.getInputStream());
            DataOutputStream output = new DataOutputStream(new FileOutputStream(fileName));
            byte[] buffer = new byte[1024 * 8];
            int count = 0;
            while ((count = input.read(buffer)) > 0) {
                output.write(buffer, 0, count);
            }
            output.close();
            input.close();
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }

        return true;
    }
    
    /**
     * 上传
     * @param file
     * @param filePath
     * @param fileName
     * @throws Exception
     */
    public static String uploadFile(byte[] file, String filePath, String fileName) throws Exception {
    	String url = "";
        File targetFile = new File(filePath);  
        if(!targetFile.exists()){    
            targetFile.mkdirs();    
        }       
        FileOutputStream out = new FileOutputStream(filePath + fileName);
        out.write(file);
        out.flush();
        out.close();
        url = filePath + fileName;
        return url;
    }
    
    
//    public static void main(String[] args) {
//        // String urlPath = "http://218.25.139.95:10071/HRM/uploader/bucket/files/4513289222133142";
//    	String path = "C://example.txt";
//    	List<String> list = FileOperate.readTxtFileTxt(new File(path));
//    	for(String s: list){
//    		System.out.println(s);
//    	}
//    }

}
